I can relax you can relax she can relax we can relax you can relax they can relax
V-ing form
I can be relaxing you can be relaxing she can be relaxing we can be relaxing you can be relaxing they can be relaxing
Perfect
I can have relaxed you can have relaxed she can have relaxed we can have relaxed you can have relaxed they can have relaxed
V-ing perfect
I can have been relaxing you can have been relaxing she can have been relaxing we can have been relaxing you can have been relaxing they can have been relaxing
Negation
Simple form
I can't relax you can't relax she can't relax we can't relax you can't relax they can't relax
V-ing form
I can't be relaxing you can't be relaxing she can't be relaxing we can't be relaxing you can't be relaxing they can't be relaxing
Perfect
I can't have relaxed you can't have relaxed she can't have relaxed we can't have relaxed you can't have relaxed they can't have relaxed
V-ing perfect
I can't have been relaxing you can't have been relaxing she can't have been relaxing we can't have been relaxing you can't have been relaxing they can't have been relaxing
Interrogative form
Simple form
can I relax? can you relax? can she relax? can we relax? can you relax? can they relax?
V-ing form
can I be relaxing? can you be relaxing? can she be relaxing? can we be relaxing? can you be relaxing? can they be relaxing?
Perfect
can I have relaxed? can you have relaxed? can she have relaxed? can we have relaxed? can you have relaxed? can they have relaxed?
V-ing perfect
can I have been relaxing? can you have been relaxing? can she have been relaxing? can we have been relaxing? can you have been relaxing? can they have been relaxing?
Interro-negative form
Simple form
can't I relax? can't you relax? can't she relax? can't we relax? can't you relax? can't they relax?
V-ing form
can't I be relaxing? can't you be relaxing? can't she be relaxing? can't we be relaxing? can't you be relaxing? can't they be relaxing?
Perfect
can't I have relaxed? can't you have relaxed? can't she have relaxed? can't we have relaxed? can't you have relaxed? can't they have relaxed?
V-ing perfect
can't I have been relaxing? can't you have been relaxing? can't she have been relaxing? can't we have been relaxing? can't you have been relaxing? can't they have been relaxing?